Soothing and calming, Chalcedony is great for promoting a sense of peace and joy. As a member of the Quartz family, Chalcedony carries similar properties, such as cleansing, healing, and balancing.All Chalcedonies are thought to absorb negativity and promote harmonious emotions, but Blue Chalcedony is often used during public speaking. Working with the Throat and Third Eye Chakras, Blue Chalcedony is believed to facilitate an exuberant vibe from a speaker to an audience. Some have even credited Blue Chalcedony with facilitating telepathic communication, as well as communication with other realms.Carry Tumbled Blue Chalcedony when in need of relief from depression or an immune system boost. These tumbles feel nice to hold, and can impart their comforting vibes during mediation or energy work. Blue Chalcedony has a special connection with the Angelic Realm. PRIMARY PROPERTIESASTROLOGICAL SIGN: Cancer (June 21 to July 22), Sagittarius (November 22 to December 21)PRIMARY CHAKRA: Throat ChakraSECONDARY CHAKRA: Third Eye ChakraCOLOR: Sky Blue (light blue)LOCATION: BrazilRARITY: CommonMINERAL CLASS: Silicates Mineral ClassCRYSTAL SYSTEM: Trigonal Crystal SystemHARDNESS: 7 HardnessNUMERICAL VIBRATION: Number 9CHEMICAL COMPOSITION: SiO2, Silicon DioxideCOMMON CONDITIONSPHYSICAL: Body Temperature RegulationEMOTIONAL: Calming, Communication and Expression, Creativity and Creative Expression, Dispel or Release Negativity, Eases DepressionSPIRITUAL: Angel Communication and Connection, Cleansing, Release and Dispel Negativity